Very funny!
I agree with Martin about L4's 'most to', particularly as 'most' appears again in the next line.
And empty heads appeal most to men's eye
could become something like 'And empty heads
do seem to catch men's eye'; it would be an easy fix anyway.
But
this dumbe blonde enjoyed the sonnet!
(Someone told me they thought it was mine, to which I replied "I wish!")
Jayne